/*
 * Copyright 2010 Alessandro Bellucci
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package org.soupframework.gwt.designerpanel.client.command.impl;

import java.util.ArrayList;
import java.util.List;

import org.soupframework.gwt.designerpanel.client.designer.ContainerDesigner;

public class ContainerClearCommand<T> extends ContainerDesignerCommandBase<T> {

	private List<ContainerRemoveObjectCommand<T>> childrenRemoveCommands = new ArrayList<ContainerRemoveObjectCommand<T>>();

	ContainerClearCommand(ContainerDesigner<T> designer) {
		super(designer);

		for(T object : this.getDesigner().getChildrenObjects()) {
			ContainerRemoveObjectCommand<T> removeCommand = new ContainerRemoveObjectCommand<T>(this.getDesigner(), object);
			this.childrenRemoveCommands.add(removeCommand);
		}
	}

	@Override
	protected void doCommandInt() {
		for(ContainerRemoveObjectCommand<T> removeCommand : this.childrenRemoveCommands){
			removeCommand.doCommand();
		}
	}

	@Override
	protected void undoCommandInt() {
		for(ContainerRemoveObjectCommand<T> removeCommand : this.childrenRemoveCommands){
			removeCommand.undoCommand();
		}
	}
}
